2

Test Circuit

NOTE: Includes stray capacitances.

FIGURE 1. TEST LOOP FOR THE HS-2620RH AND THE HS-2622RH

S5A

2

1

VAC

100

100

+VCC

S5B

2

1

+

OPEN 1

2

3

S8

2K

10K

-VEE

OPEN

S9

1

2

50

50pF (NOTE)

1

+

V2

EOUT

S4

2

1

5K

50K

1

100K

S1

+

50K

V1

S2

S6

1

2

DUT

S3B

2

OPEN

1

1

0.1

2

3

OPEN

1

S7

RAL

ADJ

500K

BUFFER

FOR LOOP STABILITY,

USE MIN VALUE CAPACITOR

TO PREVENT OSCILLATION

OPEN 2

OPEN 2

100K

S3A

1

0.1

x 2

400

1.6K

1 OPEN

2

ALL RESISTORS =

±1% (Ω)

ALL CAPACITORS =

±10% (µF)

-1/10

-

-

ACOUT

-

1

Test Circuits and Waveforms

FIGURE 2. SIMPLIFIED TEST CIRCUIT

FIGURE 3. SLEW RATE WAVEFORM

NOTE: Measured on both positive and negative transitions. Capacitance at Compensation pin should be minimized.

FIGURE 4. OVERSHOOT, RISE AND FALL TIME WAVEFORMS

50pF

+

1.6K

400

Ω

VAC IN

VAC OUT

50

Ω

-

+5.0V

-5.0V

∆ T

+5.0V

-5.0V

∆ T

∆T

∆V

SR =

∆V

OUTPUT

∆V

+1.0V

-1.0V

+1.0V

-1.0V

INPUT

+SL

-SL

+40mV

0V

0V

-40mV

INPUT

OUTPUT

90%

VPEAK

VFINAL = +200mV

-200mV

10%

0V

10%

0V

90%

VPEAK

HS-2620RH, HS-2622RH